Automatic colorimetric analyzer

Details Automatic colorimetric analyzer Automatic colorimetric analyzer

1980-12-22

1982-03-16

Serwin, Ronald

Chemistry: physical processes

Physical processes

Crystallization

422 68, 422 81, G01N 2178, G01N 2127

Patent

active

043198848

ABSTRACT:
Apparatus and method for automatic colorimetric analysis. The apparatus includes a mixing chamber wherein a measured amount of sample and reagent are mixed by turbulence, and a colorimeter for measuring the extent of color development. The invention is particularly useful for analyzing samples which contain dangerous, toxic, flammable, or carcinogenic substances; and for the analysis of high temperature and/or pressure samples. A special application is the quantitative determination of hydrogen chloride in samples of vinyl chloride monomer.

REFERENCES:
patent: 2362278 (1944-11-01), Jones
patent: 3028225 (1962-04-01), Sheen
patent: 3440016 (1969-04-01), Serfass
patent: 3459506 (1969-08-01), Finucane
patent: 4063891 (1977-12-01), Becker et al.
patent: 4101275 (1978-07-01), Taguchi et al.

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